20199366900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2493749}}^1$

素因数の和:2493775

約数の個数: 90

約数和(自身を含む): 65478393750

約数和(自身を除く): 45279026850

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 2493749, 4987498, 7481247, 9974996, 12468745, 14962494, 22443741, 24937490, 29924988, 37406235, 44887482, 49874980, 62343725, 67331223, 74812470, 89774964, 112218705, 124687450, 134662446, 149624940, 187031175, 201993669, 224437410, 249374900, 269324892, 336656115, 374062350, 403987338, 448874820, 561093525, 673312230, 748124700, 807974676, 1009968345, 1122187050, 1346624460, 1683280575, 2019936690, 2244374100, 3366561150, 4039873380, 5049841725, 6733122300, 10099683450, 20199366900]

約数ペア:

[(1, 20199366900), (2, 10099683450), (3, 6733122300), (4, 5049841725), (5, 4039873380), (6, 3366561150), (9, 2244374100), (10, 2019936690), (12, 1683280575), (15, 1346624460), (18, 1122187050), (20, 1009968345), (25, 807974676), (27, 748124700), (30, 673312230), (36, 561093525), (45, 448874820), (50, 403987338), (54, 374062350), (60, 336656115), (75, 269324892), (81, 249374900), (90, 224437410), (100, 201993669), (108, 187031175), (135, 149624940), (150, 134662446), (162, 124687450), (180, 112218705), (225, 89774964), (270, 74812470), (300, 67331223), (324, 62343725), (405, 49874980), (450, 44887482), (540, 37406235), (675, 29924988), (810, 24937490), (900, 22443741), (1350, 14962494), (1620, 12468745), (2025, 9974996), (2700, 7481247), (4050, 4987498), (8100, 2493749)]